Benicio Del Toro & Kimberly Stewart Secure Newborn's Future

Benicio Del Toro and Kimberly Stewart's brand new baby daughter Delilah has TWICE the star power as her famous parents -- and the proof's right here ... on her birth certificate.

There's been a lot of speculation ... which famous last name will they give their kid? The birth certificate reveals Benicio and Kimberly pulled out all the stops with a superstar mash-up ... Delilah Stewart Del Toro.